std::function::target

 

C++

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_1, _2, _3, ... (C++11)
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ref cref (C++11) (C++11)
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plus minus negate multiplies divides modulus logical_and logical_or logical_not	equal_to not_equal_to greater less greater_equal less_equal bit_and bit_or bit_xor
Negators
unary_negate binary_negate	not1 not2
Deprecated binders and adaptors
unary_function (deprecated)
binary_function (deprecated)
ptr_fun (deprecated)
pointer_to_unary_function (deprecated)
pointer_to_binary_function (deprecated)
mem_fun (deprecated)
mem_fun_t mem_fun1_t const_mem_fun_t const_mem_fun1_t (deprecated) (deprecated) (deprecated) (deprecated)
mem_fun_ref (deprecated)
mem_fun_ref_t mem_fun1_ref_t const_mem_fun_ref_t const_mem_fun1_ref_t (deprecated) (deprecated) (deprecated) (deprecated)
binder1st binder2nd (deprecated) (deprecated)
bind1st bind2nd (deprecated) (deprecated)

 

std::function

Member functions

function::function

function::~function

function::operator=

function::swap

function::assign

function::operator bool

function::operator()

function::target_type

function::target

Non-member functions

operator== operator!=

std::swap(std::function)

Helper classes

std::uses_allocator<std::function>

 

template< class T > T* target();	(1)	(since C++11)
template< class T > const T* target() const;	(2)	(since C++11)

Returns a pointer to the stored function target.

Parameters

(none)

Return value

A pointer to the stored function if target_type() == typeid(T), otherwise a null pointer.

Exceptions

noexcept specification:  

noexcept

  (since C++11)

See also

target_type	obtains the typeid of the stored target of a std::function (public member function)